Dammann Metasurface Route to Overcoming the Uniformity Defects in Two-Dimensional Beam Multipliers

Rinat Gutin, Raghvendra P. Chaudhary, Avraham Reiner +1

Dammann gratings - beam-shaping optical elements acting as beam multipliers with equal-power beams - are a key element in three-dimensional imaging based on structured light and be…